CN106884366A - A kind of assembled road and its construction method - Google Patents

A kind of assembled road and its construction method Download PDF

Info

Publication number
CN106884366A
CN106884366A CN201710273857.4A CN201710273857A CN106884366A CN 106884366 A CN106884366 A CN 106884366A CN 201710273857 A CN201710273857 A CN 201710273857A CN 106884366 A CN106884366 A CN 106884366A
Authority
CN
China
Prior art keywords
hanger
steel
assembled road
steel framework
road
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710273857.4A
Other languages
Chinese (zh)
Inventor
孙春娥
任明祥
孟丽娟
隋海涛
王进平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Second Engineering Bureau Co Ltd
Original Assignee
Second Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd East China Branch
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Second Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd East China Branch filed Critical Second Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd East China Branch
Priority to CN201710273857.4A priority Critical patent/CN106884366A/en
Publication of CN106884366A publication Critical patent/CN106884366A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C9/00Special pavings; Pavings for special parts of roads or airfields
    • E01C9/08Temporary pavings
    • E01C9/086Temporary pavings made of concrete, wood, bitumen, rubber or synthetic material or a combination thereof

Abstract

The invention provides a kind of assembled road, comprising sizing steel framework, sizing steel framework has 4 angles, and also comprising hanger, hanger is movably installed on 4 angles of sizing steel framework, and hanger hole is respectively equipped with 4 angles of steel framework of shaping, and hanger can stretch out from hanger hole.Present invention also offers a kind of construction method of assembled road.The assembled road makes simple, short construction period, and turnover rate is high.

Description

A kind of assembled road and its construction method
Technical field
The present invention relates to temporary road, more particularly to a kind of assembled road and its construction method.
Background technology
At present, before room is built and gone into operation, need to build temporary road mostly, existing temporary road is advised using scene After drawing, directly with concreting, this traditional road construction method needs to put into substantial amounts of man power and material, long in time limit, High cost, is open to traffic sometimes for being eager, and concrete strength is also below standard just to come into operation, and have impact on the intensity on road surface and durable Property, there is certain potential safety hazard.After the completion of building construction, then by the broken outward transport of temporary road, not only create substantial amounts of Building waste, and cause the pollution of environment and the waste of resource.
The content of the invention
For the problem that prior art is present, it is an object of the invention to provide a kind of improved assembled road and its apply Work method, the assembled road makes simple, lifting convenience, short construction period, low cost, and can reuse, reduce Waste.
To achieve the above object, assembled road of the invention includes sizing steel framework, and sizing steel framework has 4 angles, also wraps Containing hanger, hanger is movably installed on 4 angles of sizing steel framework, and hanger hole is respectively equipped with 4 angles of steel framework of shaping, with It is easy to hanger to be stretched out from hanger hole.
Further, sizing steel framework includes 2 I-steel, hanger hole is opened in 2 two ends of I-steel, and I-steel is opened Mouth groove outwardly forms the receiving space for accommodating hanger, the whole height of the height more than or equal to hanger of receiving space.
Further, hanger includes base portion and ear, and the length in hanger hole is slightly larger than the length of ear, and less than base portion Length, has lifting hole(eyelet) in ear.
Further, the receiving space position of I-steel is welded with the baffle plate for preventing hanger from dropping out, in the vertical direction, gear Plate is located at the middle part of receiving space, and not exclusively closing is constituted to receiving space.
Present invention also offers a kind of construction method of assembled road, comprising first transport and lifting assembled road, then On-site consolidation, finally removes in order to go to next place week, when assembled road is lifted, first pulls out on assembled road Hanger, then catches on the lifting hole(eyelet) of hanger with suspension hook, reuses cushion block pad in the lower section of hanger.
Further, before transporting and lifting assembled road, also comprise the following steps:
(1) sizing steel framework processing;
(2) prefabricated Farm Planning;
(3) casting concrete;
(4) concrete curing.
Further, step (1) sizing steel framework processing includes following sub-step:
1. the processing of prefabricated section steel framework and/or the processing of load-carrying road steel framework;
2. hanger processing;
3. hanger is installed.
Further, sizing steel framework includes 2 I-steel and 2 channel-section steels, and 2 I-steel and 2 channel-section steels are respectively constituted and determined Two groups of relative edges of shaped steel frame, 2 I-steel are respectively arranged at two ends with hanger hole, and hanger can be already partially pulled out of from hanger hole.
Further, hanger includes base portion and ear, and the length in hanger hole is slightly larger than the length of ear, and less than base portion Length.
Further, the opening of I-steel groove outwardly forms the receiving space for accommodating hanger, the height of receiving space More than or equal to the whole height of hanger, during in step, 3. hanger is installed, first hanger is placed in receiving space, then in the portion Position welding prevents the baffle plate that hanger is dropped out, and in the vertical direction, baffle plate is located at the middle part of receiving space, to receiving space structure Into not exclusively closing.
Assembled road of the invention uses Prefabricated road shaper, without other supporting module, directly pours coagulation Soil, therefore make simple, short construction period.Shaper uses the structure of I-steel, I-steel to form the receiving sky of hanger Between, clever structure saves operation.Lifting position uses movable hanger, is extracted during lifting, and rigging out is hidden in sizing steel Inframe so that the assembly of assembled road is quick.
Brief description of the drawings
The present invention is made below in conjunction with the accompanying drawings further describe and illustrate.
Fig. 1 is the schematic diagram of the sizing steel framework of the assembled road of first-selected implementation method of the invention.
Fig. 2 is the enlarged drawing at A in Fig. 1.
Fig. 3 is the schematic diagram of hanger.
Fig. 4 is the schematic diagram that hanger is installed on sizing steel framework.
Specific embodiment
As Figure 1-4, the assembled road of first-selected implementation method of the invention includes sizing steel framework 1 and hanger 2.Sizing Steel framework 1 has 4 angles, 10,4, hanger hole hanger 2 is provided with 4 angles and is movably installed at respectively on 4 angles, and Can be moved up and down relative to hanger hole 10,20, so as to constitute movable hanger.
The construction technology process of the assembled road is:Sizing steel framework processing → prefabricated Farm Planning → casting concrete → Concrete curing → transport and lifting → on-site consolidation → week go to next place.
Describe the construction technology process of assembled road in detail below in conjunction with the accompanying drawings:
Sizing steel framework processing:
(1) the flat prefabricated section steel framework processing in field and/or the processing of load-carrying road steel framework
As shown in figure 1, sizing steel framework 1 is constituted using I-steel 11,12, No. 25 square steel 13 of channel-section steel, the screw-thread steels 14 of Φ 10, respectively All connected by the way of welding between part.2 I-steel 11 and 2 channel-section steels 12 respectively constitute two groups of phases of steel framework 1 Opposite side, that is, 4 angles of steel framework 1 are made up of 1 I-steel 11 and 1 channel-section steel 12.It is provided with 4 angles of steel framework 1 Hanger hole 10, specifically, 4 hanger holes 10 are opened on 2 edges of a wing at the two ends of I-steel 11 respectively.
Whether stress is needed according to road, 1 point of steel framework of sizing is:The flat prefabricated section steel framework in field, load-carrying road steel framework.Field is flat pre- Clamp dog steel framework is applied to the road not stressed, and load-carrying road steel framework is applied to the road of stress.During the flat prefabricated section steel framework of processing space, From 12# I-steel and 12# channel-section steels, 2 use 16# I-steel and 16# channel-section steels during processing load-carrying road steel framework
(2) hanger processing
As shown in figure 3, hanger 2 is made using 13mm thickness Q235 steel plates.Hanger 2 includes base portion 21 and ear 22, ear 22 Upwardly extended from the upper surface of base portion 21, lifting hole(eyelet) 23 is provided with ear 22.
(3) hanger is installed
As Figure 1-4, the groove being open outwardly on I-steel 11 with the corresponding position of hanger hole 10 constitutes the appearance of hanger 2 Receive space 15, the whole height of the height more than or equal to hanger 2 of the receiving space 15.Here " outwardly " is referred to away from fixed The direction of shaped steel frame.Hanger 2 is placed in receiving space 15 so that the position of the ear 22 of hanger 2 and the position in hanger hole 10 Put corresponding.Hanger hole 10 is elongate slot, and its length dimension is slightly larger than the length of ear 22, but is significantly less than the length of base portion 21 Degree, thus, ear 22 can be extend out on the upper surface of steel framework 1 from hanger hole 10, and base portion 21 cannot stretch out, be limited In receiving space 15.After installing, hanger 2 is located in receiving space 15, and hanger hole 10 is not stretched out, when in use, hanger 2 Can be drawn out so that hanger hole 10 is stretched out by ear 22, for suspension hook lifting.
To avoid hanger 2 from being dropped out from the opening of the groove of I-steel 11, gear shield is done in the position welding baffle 3, in side vertically Upwards, baffle plate 3 is located at the middle part of receiving space 15, and not exclusively closing is formd to receiving space 15, so, convenient regulation The position of hanger 2.Baffle plate 3 can use band steel.
In addition, the middle steel plate of I-steel 11 keeps apart receiving space 15 and concrete, it is to avoid concrete is touched Hanger 2, it is ensured that the cleaning of hanger 2 is applicable with normal.
Prefabricated Farm Planning:
Processing factory of branch company sets special prefabricated place, and vibration compacting is ensured when facing concrete is poured, strict control Flatness processed, and receive smooth surface, it is ensured that prefabricated levelling of the land, solid.
Concreting and maintenance:
(1) intensity of concrete is C30.Cement:From portland cement;Coarse aggregate:The rubble that optional stage is prepared, particle diameter It is not preferably greater than 25mm;Fine aggregate:From medium coarse sand, its clay content≤2%.
(2) dirt on debris, ponding and reinforcing bar in mould is cleaned out before concreting.Poured using ready-mixed concrete Build, and test cube in the same condition processed is stayed by regulation.
(3) during concreting, vibrated using vibration board, poured along a direction, it is ensured that concrete compaction Property.
(4) after the completion of concreting, repaired in time, it is floating, and as requested to roads plate top plucking, texture Direction is vertical with vehicle traveling direction, it is ensured that the frictional force of plate and wheel.
(5) concrete is covered and water seasoning in the 12h after concreting.Using the strong material of water absorbing capacity Memory covering curing, no less than 7 days.
Transport and lifting:
(1) concrete strength reaches 75% side and can lift, and is hoisted to stack place, stacks the number of plies and must not exceed 7 layers.Coagulation Native intensity reaches 100% side can transport.There is cushion block when stacking between upper and lower plates, and cushion block will be placed on together during multilayer placement On one vertical line, prevent plate unbalance stress in stacking or transport from fractureing or being damaged.
(2) hanger 2 is pulled out, it is also possible to utilize light instrument, such as finer wire chooses hanger 2, then with cushion block from baffle plate 3 It is put into and the bottom of I-steel 11 between in receiving space 15, and is placed in the lower section of hanger 2, prevents hanger 2 from falling back to original Position, so that ear 22 is retracted to inside the receiving space 15 of I-steel 11.
(3) put down in time after the rigging out of suspension hook position, be damaged when preventing from using, and take out cushion block so that hang Ear 2 is retracted in receiving space 15, is hidden in sizing steel framework 1.
On-site consolidation:
(1) erection method:Arranged in advance for cross and T-shaped road, it is assembled according to layout viewing
(2) should be vertical with vehicle traveling direction by plate face plucking grain direction when roads plate is installed, it is ensured that roads plate and car The frictional force of wheel.
(3) the roads plate laying for carrying heavy vehicle is completed, and is tackled it and is fixed.Can be in mounted road edges of boards Roadbed is anchored into along position using reinforcing bar to be reinforced, depth and spacing determine according to field condition, to ensure that temporary road plate exists Do not slid in use, misplacing is damaged.
Go to next place week:
Go to next temporary road site operation week or preparation is withdrawn from the arena or when week goes to next project, it is right first Temporary road plate is cleared up, direct entrucking.If can not directly entruck and carry away, scene need to set the stacking place of hardening, And rain-proof drainage measure is taken, prevent long-time steel framework from soaking and drench with rain.
The temporary road plate of next engineer applied is transferred to, the ground subsoils elastic modelling quantity that it is mated formation should reach >=40Mp, The medium coarse sand bed course of pavement compaction, smooth rear laying 3cm~5cm, clay content is no more than 5%.
In-situ precast way:
If directly prefabricated at the scene, the roadbed of formal road can be first carried out, it is impossible to press using the roadbed of formal road Roadbed preparation is carried out according to claimed below, the ground subsoils elastic modelling quantity mated formation should reach >=40Mp.For the benefit of secondary splitting out uses, Waterproof plastic cloth is laid in basic unit and does separation layer.Waterproof plastic cloth thickness cannot be less than 0.7mm.
Assembled road of the invention, using I-steel and channel-section steel Combination Welding into the steel framework of Prefabricated road, and welds three Road square steel inner support is reinforced, and its is easy to make, and with preferable structural stability.The groove that the steel framework of I-steel is formed is just Good to provide a receiving space to hanger, without constructing receiving space in addition, clever structure saves operation.Hanger can It is movably mounted in receiving space, lifting is extracted when using, is inserted after rigging out, it is hidden in I-steel steel framework, in road When road uses, without removing, the use of road is not interfered with more.
In sum, assembled road of the invention, efficiently solve cast-in-place road construction in traditional approach it is long in time limit, into This height, the shortcomings of disposably put into.It is improved by traditional Prefabricated road, construction is faster built, quality is more easy to ensure, and Avoid the generation that corner and hole for hoist during road occupation damage phenomenon.
Above-mentioned specific embodiment is only described to the preferred embodiment of the present invention, and not to guarantor of the invention Shield scope is defined.On the premise of design concept of the present invention and scope is not departed from, one of ordinary skill in the art According to word description provided by the present invention, accompanying drawing is to the various modifications done by technical scheme, replacement and improves, Protection category of the invention all should be belonged to.Protection scope of the present invention is determined by claim.

Claims (10)

1. a kind of assembled road, comprising sizing steel framework, the sizing steel framework has 4 angles, it is characterised in that also comprising hanging Ear, the hanger is movably installed on 4 angles of the sizing steel framework, is respectively equipped with 4 angles of the sizing steel framework Hanger hole, stretches out in order to the hanger from the hanger hole.
2. assembled road as claimed in claim 1, it is characterised in that the sizing steel framework includes 2 I-steel, described to hang Earhole is opened in the every two ends of I-steel respectively, and the groove being open outwardly of the I-steel forms the receiving sky for accommodating hanger Between, the whole height of the height more than or equal to hanger of the receiving space.
3. assembled road as claimed in claim 2, it is characterised in that the hanger includes base portion and ear, the hanger The length in hole is slightly larger than the length of the ear, and less than the length of the base portion, has lifting hole(eyelet) in the ear.
4. assembled road as claimed in claim 3, it is characterised in that be welded with the receiving space position of the I-steel Prevent the baffle plate that hanger is dropped out, in the vertical direction, the baffle plate to be located at the middle part of receiving space, receiving space is constituted Not exclusively closing.
5. a kind of construction method of assembled road as claimed in claim 1, comprising:Assembled road is first transported and lifts, On-site consolidation, finally removes in order to go to next place week again, it is characterised in that when the assembled road is lifted, first The hanger on the assembled road is pulled out, the lifting hole(eyelet) of the hanger is then caught on suspension hook, reuse cushion block pad in hanger Lower section.
6. the construction method of assembled road as claimed in claim 5, it is characterised in that transporting and lifting assembled road Before, also comprise the following steps:
(1) sizing steel framework processing;
(2) prefabricated Farm Planning;
(3) casting concrete;
(4) concrete curing.
7. the construction method of assembled road as claimed in claim 6, it is characterised in that step (1) the sizing steel framework adds Work includes following sub-step:
1. the processing of prefabricated section steel framework and/or the processing of load-carrying road steel framework;
2. hanger processing;
3. hanger is installed.
8. the construction method of assembled road as claimed in claim 7, it is characterised in that the sizing steel framework includes 2 works Word steel and 2 channel-section steels, 2 I-steel and 2 channel-section steels respectively constitute two groups of relative edges of sizing steel framework, 2 I-steel Hanger hole is respectively arranged at two ends with, the hanger can be already partially pulled out of from hanger hole.
9. the construction method of assembled road as claimed in claim 8, it is characterised in that the hanger includes base portion and ear Portion, the length of the length slightly larger than ear in the hanger hole, and less than the length of base portion.
10. the construction method of assembled road as claimed in claim 9, it is characterised in that the opening of the I-steel is outwardly Groove form the receiving space for accommodating hanger, the height of the receiving space more than or equal to hanger whole height, in institute In stating step 3. hanger being installed, first hanger is placed in receiving space, then welding prevents the baffle plate that hanger drops out at the position, In the vertical direction, the baffle plate is located at the middle part of receiving space, and not exclusively closing is constituted to receiving space.
CN201710273857.4A 2017-04-24 2017-04-24 A kind of assembled road and its construction method Pending CN106884366A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710273857.4A CN106884366A (en) 2017-04-24 2017-04-24 A kind of assembled road and its construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710273857.4A CN106884366A (en) 2017-04-24 2017-04-24 A kind of assembled road and its construction method

Publications (1)

Publication Number Publication Date
CN106884366A true CN106884366A (en) 2017-06-23

Family

ID=59183064

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710273857.4A Pending CN106884366A (en) 2017-04-24 2017-04-24 A kind of assembled road and its construction method

Country Status (1)

Country Link
CN (1) CN106884366A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107288006A (en) * 2017-08-16 2017-10-24 李卓 A kind of production method of wood based panel row
CN109440564A (en) * 2018-12-24 2019-03-08 苏州第建筑集团有限公司 A kind of construction site assembled road
CN113047111A (en) * 2021-05-08 2021-06-29 中铁北京工程局集团有限公司 Airport runway angle steel assembled type pavement panel structure

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100665967B1 (en) * 2006-08-09 2007-01-09 김진팔 Deck plate
CN102619152A (en) * 2012-03-08 2012-08-01 中天建设集团有限公司 Split mounting type prefabricated reinforced concrete construction temporary road
CN103866670A (en) * 2014-02-28 2014-06-18 中国建筑股份有限公司 Novel fabricated vehicle bearing pavement and construction method thereof
CN203782513U (en) * 2014-03-24 2014-08-20 中建五局第三建设有限公司 Assembly type road component
CN105421188A (en) * 2015-11-25 2016-03-23 中冶天工集团有限公司 Construction method of assembly type temporary road
CN205187677U (en) * 2015-10-15 2016-04-27 海城市石油机械制造有限公司 Assemble rig at present and spread platform hoisting structure
CN105563640A (en) * 2015-12-30 2016-05-11 江海燕 Manufacturing process for environment-friendly construction modularization tool type temporary road plate block
CN105803882A (en) * 2016-05-04 2016-07-27 北京城建集团有限责任公司 Steel structured pavement member, steel structured pavement with same and construction method
CN106400646A (en) * 2016-11-28 2017-02-15 北京城建十六建筑工程有限责任公司 Temporary pavement splicing block and steel plate type box pavement
CN206666971U (en) * 2017-04-24 2017-11-24 中建二局第二建筑工程有限公司华东分公司 A kind of assembled road

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100665967B1 (en) * 2006-08-09 2007-01-09 김진팔 Deck plate
CN102619152A (en) * 2012-03-08 2012-08-01 中天建设集团有限公司 Split mounting type prefabricated reinforced concrete construction temporary road
CN103866670A (en) * 2014-02-28 2014-06-18 中国建筑股份有限公司 Novel fabricated vehicle bearing pavement and construction method thereof
CN203782513U (en) * 2014-03-24 2014-08-20 中建五局第三建设有限公司 Assembly type road component
CN205187677U (en) * 2015-10-15 2016-04-27 海城市石油机械制造有限公司 Assemble rig at present and spread platform hoisting structure
CN105421188A (en) * 2015-11-25 2016-03-23 中冶天工集团有限公司 Construction method of assembly type temporary road
CN105563640A (en) * 2015-12-30 2016-05-11 江海燕 Manufacturing process for environment-friendly construction modularization tool type temporary road plate block
CN105803882A (en) * 2016-05-04 2016-07-27 北京城建集团有限责任公司 Steel structured pavement member, steel structured pavement with same and construction method
CN106400646A (en) * 2016-11-28 2017-02-15 北京城建十六建筑工程有限责任公司 Temporary pavement splicing block and steel plate type box pavement
CN206666971U (en) * 2017-04-24 2017-11-24 中建二局第二建筑工程有限公司华东分公司 A kind of assembled road

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
闫富有: "《地下工程施工》", 31 December 2011 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107288006A (en) * 2017-08-16 2017-10-24 李卓 A kind of production method of wood based panel row
CN109440564A (en) * 2018-12-24 2019-03-08 苏州第建筑集团有限公司 A kind of construction site assembled road
CN113047111A (en) * 2021-05-08 2021-06-29 中铁北京工程局集团有限公司 Airport runway angle steel assembled type pavement panel structure

Similar Documents

Publication Publication Date Title
CN106522037B (en) Side broad way based structures based on existing railway roadbed and its construction method
CN103866670B (en) Fabricated vehicle bearing pavement and construction method thereof
CN103485288B (en) A kind ofly pass through both wired double-deck jacking culvert construction technology
CN103469733B (en) A kind of from falling molding box joist steel Guan Beilei door opening support and bearing method thereof
CN102031756A (en) Support assembly and construction method of cast-in-place box girder
CN108130837A (en) A kind of prefabricated road plate and its construction method
CN106884366A (en) A kind of assembled road and its construction method
CN111764216A (en) Construction method and application of fabricated concrete road plate
CN107059667A (en) Door shape assembled armored concrete box culvert and its construction method
CN110644323A (en) Pavement slab, pavement structure and construction method suitable for temporary road soft soil foundation
CN111794270B (en) Internal filling type prefabricated assembled lattice box-type retaining wall
CN206428551U (en) A kind of repeatable assembled engagement temporary pavement plate utilized of monoblock type
CN106758637A (en) A kind of road and its construction method for having enough to meet the need quick-assembling
CN104532754B (en) A kind of prestressed concrete box girder end-blocking template construction method
CN206495233U (en) Door shape assembled armored concrete box culvert
CN206666971U (en) A kind of assembled road
CN210737607U (en) A hang braced system for reverse construction method beam slab construction
CN206346075U (en) Side broad way based structures based on existing railway roadbed
CN105888281A (en) Method for utilizing jacking storey-adding technique to promote integrated function of community
CN112045840B (en) Construction method of assembly type beam storage pedestal for prefabricating high-speed railway box beam
CN213417462U (en) Novel assembled road
CN110184929B (en) Comprehensive construction method for main and auxiliary lines of public rail co-constructed bridge
CN114032724A (en) Assembled recycled concrete rural pavement
CN107059531A (en) A kind of anti-settling pervious surface and its laying method
CN112621984A (en) Construction process for reducing water wave phenomenon of prefabricated small box girder web

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20171229

Address after: 450003, Henan, Zhengzhou Jinshui District Garden Road West, agricultural road south 6, 1 units, 22, 2207

Applicant after: The Second Construction Company Ltd of China Construction Second Bureau

Address before: 210000 Jiangsu city of Nanjing Province along the Yangtze River Industrial Development Zone geguan Road No. 815

Applicant before: EAST CHINA BRANCH, THE SECOND CONSTRUCTION ENGINEERING Co.,Ltd.

TA01 Transfer of patent application right
RJ01 Rejection of invention patent application after publication

Application publication date: 20170623

RJ01 Rejection of invention patent application after publication